-/* $Cambridge: exim/src/src/macros.h,v 1.7 2005/01/04 10:00:42 ph10 Exp $ */
-
/*************************************************
* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) University of Cambridge 1995 - 2005 */
+/* Copyright (c) University of Cambridge 1995 - 2016 */
/* See the file NOTICE for conditions of use and distribution. */
#define mac_string(s) # s
#define mac_expanded_string(s) mac_string(s)
+/* Number of elements of an array */
+#define nelem(arr) (sizeof(arr) / sizeof(*arr))
-/* The address_item structure has a word full of 1-bit flags. These macros
-manipulate them. */
+/* Maximum of two items */
+#ifndef MAX
+# define MAX(a,b) ((a) > (b) ? (a) : (b))
+#endif
-#define setflag(addr,flag) addr->flags |= (flag)
-#define clearflag(addr,flag) addr->flags &= ~(flag)
-#define testflag(addr,flag) ((addr->flags & (flag)) != 0)
-#define testflagsall(addr,flag) ((addr->flags & (flag)) == (flag))
+/* When running in the test harness, the load average is fudged. */
-#define copyflag(addrnew,addrold,flag) \
- addrnew->flags = (addrnew->flags & ~(flag)) | (addrold->flags & (flag))
+#define OS_GETLOADAVG() \
+ (running_in_test_harness? (test_harness_load_avg += 10) : os_getloadavg())
-#define orflag(addrnew,addrold,flag) \
- addrnew->flags |= addrold->flags & (flag)
+
+/* The address_item structure has a struct full of 1-bit flags. These macros
+manipulate them. */
+
+#define setflag(addr, flagname) addr->flags.flagname = TRUE
+#define clearflag(addr, flagname) addr->flags.flagname = FALSE
+
+#define testflag(addr, flagname) (addr->flags.flagname)
+
+#define copyflag(addrnew, addrold, flagname) \
+ addrnew->flags.flagname = addrold->flags.flagname
/* For almost all calls to convert things to printing characters, we want to
((uschar)(c) > 127 && print_topbitchars))
+/* Convenience for testing strings */
+
+#define streqic(Foo, Bar) (strcmpic(Foo, Bar) == 0)
+
+
/* When built with TLS support, the act of flushing SMTP output becomes
a no-op once an SSL session is in progress. */
#ifdef SUPPORT_TLS
-#define mac_smtp_fflush() if (tls_active < 0) fflush(smtp_out);
+#define mac_smtp_fflush() if (tls_in.active < 0) fflush(smtp_out);
#else
#define mac_smtp_fflush() fflush(smtp_out);
#endif
/* A macro to simplify testing bits in lookup types */
-#define mac_islookup(a,b) ((lookup_list[a].type & (b)) != 0)
+#define mac_islookup(a,b) ((lookup_list[a]->type & (b)) != 0)
/* Debugging control */
#define DEBUG(x) if ((debug_selector & (x)) != 0)
#define HDEBUG(x) if (host_checking || (debug_selector & (x)) != 0)
+#define PTR_CHK(ptr) \
+do { \
+if ((void *)ptr > (void *)store_get(0)) \
+ debug_printf("BUG: ptr '%s' beyond arena at %s:%d\n", \
+ mac_expanded_string(ptr), __FUNCTION__, __LINE__); \
+} while(0)
+
+/* The default From: text for DSNs */
+
+#define DEFAULT_DSN_FROM "Mail Delivery System <Mailer-Daemon@$qualify_domain>"
+
/* The size of the vector for saving/restoring address expansion pointers while
verifying. This has to be explicit because it is referenced in more than one
source module. */
#define LOG_BUFFER_SIZE 8192
+/* The size of the circular buffer that remembers recent SMTP commands */
+
+#define SMTP_HBUFF_SIZE 20
+
/* The initial size of a big buffer for use in various places. It gets put
into big_buffer_size and in some circumstances increased. It should be at least
as long as the maximum path length. */
#if defined PATH_MAX && PATH_MAX > 16384
-#define BIG_BUFFER_SIZE PATH_MAX
+# define BIG_BUFFER_SIZE PATH_MAX
#elif defined MAXPATHLEN && MAXPATHLEN > 16384
-#define BIG_BUFFER_SIZE MAXPATHLEN
+# define BIG_BUFFER_SIZE MAXPATHLEN
#else
-#define BIG_BUFFER_SIZE 16384
+# define BIG_BUFFER_SIZE 16384
#endif
+/* header size of pipe content
+ currently: char id, char subid, char[5] length */
+#define PIPE_HEADER_SIZE 7
+
/* This limits the length of data returned by local_scan(). Because it is
written on the spool, it gets read into big_buffer. */
#define WAIT_NAME_MAX 50
-/* The numbers of connection and message variables for ACLs */
-
-#define ACL_C_MAX 10
-#define ACL_M_MAX 10
+/* Wait this long before determining that a Proxy Protocol configured
+host isn't speaking the protocol, and so is disallowed. Can be moved to
+runtime configuration if per site settings become needed. */
+#ifdef SUPPORT_PROXY
+#define PROXY_NEGOTIATION_TIMEOUT_SEC 3
+#define PROXY_NEGOTIATION_TIMEOUT_USEC 0
+#endif
/* Fixed option values for all PCRE functions */
/* Options for dns_next_rr */
-enum { RESET_NEXT, RESET_ANSWERS, RESET_ADDITIONAL };
+enum { RESET_NEXT, RESET_ANSWERS, RESET_AUTHORITY, RESET_ADDITIONAL };
/* Argument values for the time-of-day function */
-enum { tod_log, tod_log_bare, tod_log_zone, tod_log_datestamp,
- tod_zone, tod_full, tod_bsdin, tod_mbx, tod_epoch, tod_zulu };
+enum { tod_log, tod_log_bare, tod_log_zone, tod_log_datestamp_daily,
+ tod_log_datestamp_monthly, tod_zone, tod_full, tod_bsdin,
+ tod_mbx, tod_epoch, tod_epoch_l, tod_zulu };
/* For identifying types of driver */
enum {
- DTYPE_NONE,
- DTYPE_ROUTER,
- DTYPE_TRANSPORT
+ EXIM_DTYPE_NONE,
+ EXIM_DTYPE_ROUTER,
+ EXIM_DTYPE_TRANSPORT
};
/* Error numbers for generating error messages when reading a message on the
ERRMESS_TOOMANYRECIP, /* Too many recipients */
ERRMESS_LOCAL_SCAN, /* Rejected by local scan */
ERRMESS_LOCAL_ACL /* Rejected by non-SMTP ACL */
+#ifdef EXPERIMENTAL_DMARC
+ ,ERRMESS_DMARC_FORENSIC /* DMARC Forensic Report */
+#endif
};
/* Error handling styles - set by option, and apply only when receiving
#define FTEST_NONE 0 /* Not filter testing */
#define FTEST_USER 1 /* Testing user filter */
-#define FTEST_SYSTEM 2 /* Testing system filter */
+#define FTEST_SYSTEM 2 /* Testing system filter */
/* Returns from the routing, transport and authentication functions (not all
apply to all of them). Some other functions also use these convenient values,
and some additional values are used only by non-driver functions.
-OK, FAIL, DEFER, and ERROR are also declared in local_scan.h for use in the
-local_scan() function. Do not change them unilaterally. */
+OK, FAIL, DEFER, ERROR, and FAIL_FORCED are also declared in local_scan.h for
+use in the local_scan() function and in ${dlfunc loaded functions. Do not
+change them unilaterally. */
#define OK 0 /* Successful match */
#define DEFER 1 /* Defer - some problem */
#define FAIL 2 /* Matching failed */
#define ERROR 3 /* Internal or config error */
+#define FAIL_FORCED 4 /* "Forced" failure */
/***********/
-#define DECLINE 4 /* Declined to handle the address, pass to next
+#define DECLINE 5 /* Declined to handle the address, pass to next
router unless no_more is set */
-#define PASS 5 /* Pass to next driver, or to pass_router,
+#define PASS 6 /* Pass to next driver, or to pass_router,
even if no_more is set */
-#define DISCARD 6 /* Address routed to :blackhole: or "seen finish" */
-#define SKIP 7 /* Skip this router (used in route_address only) */
-#define REROUTED 8 /* Address was changed and child created*/
-#define PANIC 9 /* Hard failed with internal error */
-#define BAD64 10 /* Bad base64 data (auth) */
-#define UNEXPECTED 11 /* Unexpected initial auth data */
-#define CANCELLED 12 /* Authentication cancelled */
-#define FAIL_SEND 13 /* send() failed in authenticator */
-#define FAIL_DROP 14 /* Fail and drop connection (used in ACL) */
+#define DISCARD 7 /* Address routed to :blackhole: or "seen finish" */
+#define SKIP 8 /* Skip this router (used in route_address only) */
+#define REROUTED 9 /* Address was changed and child created*/
+#define PANIC 10 /* Hard failed with internal error */
+#define BAD64 11 /* Bad base64 data (auth) */
+#define UNEXPECTED 12 /* Unexpected initial auth data */
+#define CANCELLED 13 /* Authentication cancelled */
+#define FAIL_SEND 14 /* send() failed in authenticator */
+#define FAIL_DROP 15 /* Fail and drop connection (used in ACL) */
/* Returns from the deliver_message() function */
#define END_NOTENDED 3 /* Message reading not yet ended */
#define END_SIZE 4 /* Reading ended because message too big */
#define END_WERROR 5 /* Write error while reading the message */
+#define END_PROTOCOL 6 /* Protocol error in CHUNKING sequence */
+
+/* result codes for bdat_getc() (which can also return EOF) */
+
+#define EOD (-2)
+#define ERR (-3)
+
+
+/* Bit masks for debug and log selectors */
+
+/* Assume words are 32 bits wide. Tiny waste of space on 64 bit
+platforms, but this ensures bit vectors always work the same way. */
+#define BITWORDSIZE 32
+
+/* This macro is for single-word bit vectors: the debug selector,
+and the first word of the log selector. */
+#define BIT(n) (1 << (n))
+
+/* And these are for multi-word vectors. */
+#define BITWORD(n) ( (n) / BITWORDSIZE)
+#define BITMASK(n) (1 << (n) % BITWORDSIZE)
-/* Options bits for debugging; D_v and D_local_scan are also in local_scan.h */
-
-#define D_v 0x00000001
-#define D_local_scan 0x00000002
-
-#define D_acl 0x00000004
-#define D_auth 0x00000008
-#define D_deliver 0x00000010
-#define D_dns 0x00000020
-#define D_dnsbl 0x00000040
-#define D_exec 0x00000080
-#define D_expand 0x00000100
-#define D_filter 0x00000200
-#define D_hints_lookup 0x00000400
-#define D_host_lookup 0x00000800
-#define D_ident 0x00001000
-#define D_interface 0x00002000
-#define D_lists 0x00004000
-#define D_load 0x00008000
-#define D_lookup 0x00010000
-#define D_memory 0x00020000
-#define D_pid 0x00040000
-#define D_process_info 0x00080000
-#define D_queue_run 0x00100000
-#define D_receive 0x00200000
-#define D_resolver 0x00400000
-#define D_retry 0x00800000
-#define D_rewrite 0x01000000
-#define D_route 0x02000000
-#define D_timestamp 0x04000000
-#define D_tls 0x08000000
-#define D_transport 0x10000000
-#define D_uid 0x20000000
-#define D_verify 0x40000000
+#define BIT_CLEAR(s,z,n) ((s)[BITWORD(n)] &= ~BITMASK(n))
+#define BIT_SET(s,z,n) ((s)[BITWORD(n)] |= BITMASK(n))
+#define BIT_TEST(s,z,n) (((s)[BITWORD(n)] & BITMASK(n)) != 0)
+
+/* Used in globals.c for initializing bit_table structures. T will be either
+D or L corresponding to the debug and log selector bits declared below. */
+
+#define BIT_TABLE(T,name) { US #name, T##i_##name }
+
+/* IOTA allows us to keep an implicit sequential count, like a simple enum,
+but we can have sequentially numbered identifiers which are not declared
+sequentially. We use this for more compact declarations of bit indexes and
+masks, alternating between sequential bit index and corresponding mask. */
+
+#define IOTA(iota) (__LINE__ - iota)
+#define IOTA_INIT(zero) (__LINE__ - zero + 1)
+
+/* Options bits for debugging. DEBUG_BIT() declares both a bit index and the
+corresponding mask. Di_all is a special value recognized by decode_bits().
+
+Exim's code assumes in a number of places that the debug_selector is one
+word, and this is exposed in the local_scan ABI. The D_v and D_local_scan bit
+masks are part of the local_scan API so are #defined in local_scan.h */
+
+#define DEBUG_BIT(name) Di_##name = IOTA(Di_iota), D_##name = BIT(Di_##name)
+
+enum {
+ Di_all = -1,
+ Di_v = 0,
+ Di_local_scan = 1,
+
+ Di_iota = IOTA_INIT(2),
+ DEBUG_BIT(acl),
+ DEBUG_BIT(auth),
+ DEBUG_BIT(deliver),
+ DEBUG_BIT(dns),
+ DEBUG_BIT(dnsbl),
+ DEBUG_BIT(exec),
+ DEBUG_BIT(expand),
+ DEBUG_BIT(filter),
+ DEBUG_BIT(hints_lookup),
+ DEBUG_BIT(host_lookup),
+ DEBUG_BIT(ident),
+ DEBUG_BIT(interface),
+ DEBUG_BIT(lists),
+ DEBUG_BIT(load),
+ DEBUG_BIT(lookup),
+ DEBUG_BIT(memory),
+ DEBUG_BIT(pid),
+ DEBUG_BIT(process_info),
+ DEBUG_BIT(queue_run),
+ DEBUG_BIT(receive),
+ DEBUG_BIT(resolver),
+ DEBUG_BIT(retry),
+ DEBUG_BIT(rewrite),
+ DEBUG_BIT(route),
+ DEBUG_BIT(timestamp),
+ DEBUG_BIT(tls),
+ DEBUG_BIT(transport),
+ DEBUG_BIT(uid),
+ DEBUG_BIT(verify),
+};
+
+/* Multi-bit debug masks */
#define D_all 0xffffffff
D_pid | \
D_timestamp) )
-#define D_default (D_all & \
+#define D_default (0xffffffff & \
~(D_expand | \
D_filter | \
D_interface | \
D_timestamp | \
D_resolver))
-/* Options bits for logging. Those that will end up in log_write_selector have
-values < 0x80000000. They can be used in calls to log_write(). The others have
-values > 0x80000000 and are put into log_extra_selector (without the top bit).
-These are only ever tested independently. "All" is a magic value that is used
-only in the name table to set all options in both bit maps. */
-
-#define L_all 0xffffffff
-
-#define L_address_rewrite 0x00000001
-#define L_all_parents 0x00000002
-#define L_connection_reject 0x00000004
-#define L_delay_delivery 0x00000008
-#define L_dnslist_defer 0x00000010
-#define L_etrn 0x00000020
-#define L_host_lookup_failed 0x00000040
-#define L_lost_incoming_connection 0x00000080
-#define L_queue_run 0x00000100
-#define L_retry_defer 0x00000200
-#define L_size_reject 0x00000400
-#define L_skip_delivery 0x00000800
-#define L_smtp_connection 0x00001000
-#define L_smtp_incomplete_transaction 0x00002000
-#define L_smtp_protocol_error 0x00004000
-#define L_smtp_syntax_error 0x00008000
-
-#define LX_arguments 0x80000001
-#define LX_deliver_time 0x80000002
-#define LX_delivery_size 0x80000004
-#define LX_ident_timeout 0x80000008
-#define LX_incoming_interface 0x80000010
-#define LX_incoming_port 0x80000020
-#define LX_outgoing_port 0x80000040
-#define LX_queue_time 0x80000080
-#define LX_queue_time_overall 0x80000100
-#define LX_received_sender 0x80000200
-#define LX_received_recipients 0x80000400
-#define LX_rejected_header 0x80000800
-#define LX_return_path_on_delivery 0x80001000
-#define LX_sender_on_delivery 0x80002000
-#define LX_smtp_confirmation 0x80004000
-#define LX_subject 0x80008000
-#define LX_tls_certificate_verified 0x80010000
-#define LX_tls_cipher 0x80020000
-#define LX_tls_peerdn 0x80040000
-
-#define L_default (L_connection_reject | \
- L_delay_delivery | \
- L_dnslist_defer | \
- L_etrn | \
- L_host_lookup_failed | \
- L_lost_incoming_connection | \
- L_queue_run | \
- L_retry_defer | \
- L_size_reject | \
- L_skip_delivery)
-
-#define LX_default ((LX_rejected_header | \
- LX_tls_cipher) & 0x7fffffff)
+/* Options bits for logging. Those that have values < BITWORDSIZE can be used
+in calls to log_write(). The others are put into later words in log_selector
+and are only ever tested independently, so they do not need bit mask
+declarations. The Li_all value is recognized specially by decode_bits(). */
+
+#define LOG_BIT(name) Li_##name = IOTA(Li_iota), L_##name = BIT(Li_##name)
+
+enum {
+ Li_all = -1,
+
+ Li_iota = IOTA_INIT(0),
+ LOG_BIT(address_rewrite),
+ LOG_BIT(all_parents),
+ LOG_BIT(connection_reject),
+ LOG_BIT(delay_delivery),
+ LOG_BIT(dnslist_defer),
+ LOG_BIT(etrn),
+ LOG_BIT(host_lookup_failed),
+ LOG_BIT(lost_incoming_connection),
+ LOG_BIT(queue_run),
+ LOG_BIT(retry_defer),
+ LOG_BIT(size_reject),
+ LOG_BIT(skip_delivery),
+ LOG_BIT(smtp_connection),
+ LOG_BIT(smtp_incomplete_transaction),
+ LOG_BIT(smtp_protocol_error),
+ LOG_BIT(smtp_syntax_error),
+
+ Li_8bitmime = BITWORDSIZE,
+ Li_acl_warn_skipped,
+ Li_arguments,
+ Li_deliver_time,
+ Li_delivery_size,
+ Li_dnssec,
+ Li_ident_timeout,
+ Li_incoming_interface,
+ Li_incoming_port,
+ Li_millisec,
+ Li_outgoing_interface,
+ Li_outgoing_port,
+ Li_pid,
+ Li_proxy,
+ Li_queue_time,
+ Li_queue_time_overall,
+ Li_received_sender,
+ Li_received_recipients,
+ Li_rejected_header,
+ Li_return_path_on_delivery,
+ Li_sender_on_delivery,
+ Li_sender_verify_fail,
+ Li_smtp_confirmation,
+ Li_smtp_mailauth,
+ Li_smtp_no_mail,
+ Li_subject,
+ Li_tls_certificate_verified,
+ Li_tls_cipher,
+ Li_tls_peerdn,
+ Li_tls_sni,
+ Li_unknown_in_list,
+
+ log_selector_size = BITWORD(Li_unknown_in_list) + 1
+};
+
+#define LOGGING(opt) BIT_TEST(log_selector, log_selector_size, Li_##opt)
/* Private error numbers for delivery failures, set negative so as not
-to conflict with system errno values. */
+to conflict with system errno values. Take care to maintain the string
+table exim_errstrings[] in log.c */
#define ERRNO_UNKNOWNERROR (-1)
#define ERRNO_USERSLASH (-2)
#define ERRNO_UIDFAIL (-29) /* Failed to get uid */
#define ERRNO_BADTRANSPORT (-30) /* Unset or non-existent transport */
#define ERRNO_MBXLENGTH (-31) /* MBX length mismatch */
-#define ERRNO_UNKNOWNHOST (-32) /* Lookup failed in smtp transport */
+#define ERRNO_UNKNOWNHOST (-32) /* Lookup failed routing or in smtp tpt */
#define ERRNO_FORMATUNKNOWN (-33) /* Can't match format in appendfile */
#define ERRNO_BADCREATE (-34) /* Creation outside home in appendfile */
#define ERRNO_LISTDEFER (-35) /* Can't check a list; lookup defer */
#define ERRNO_AUTHFAIL (-42) /* When required by client */
#define ERRNO_CONNECTTIMEOUT (-43) /* Used internally in smtp transport */
#define ERRNO_RCPT4XX (-44) /* RCPT gave 4xx error */
+#define ERRNO_MAIL4XX (-45) /* MAIL gave 4xx error */
+#define ERRNO_DATA4XX (-46) /* DATA gave 4xx error */
+#define ERRNO_PROXYFAIL (-47) /* Negotiation failed for proxy configured host */
+#define ERRNO_AUTHPROB (-48) /* Authenticator "other" failure */
+
+#ifdef SUPPORT_I18N
+# define ERRNO_UTF8_FWD (-49) /* target not supporting SMTPUTF8 */
+#endif
/* These must be last, so all retry deferments can easily be identified */
#define ERRNO_HRETRY (-53) /* Not time for any remote host */
#define ERRNO_LOCAL_ONLY (-54) /* Local-only delivery */
#define ERRNO_QUEUE_DOMAIN (-55) /* Domain in queue_domains */
+#define ERRNO_TRETRY (-56) /* Transport concurrency limit */
+
+
/* Special actions to take after failure or deferment. */
#define RDO_READFILE 0x00001000 /* Forbid "readfile" in exp in filter */
#define RDO_READSOCK 0x00002000 /* Forbid "readsocket" in exp in filter */
#define RDO_RUN 0x00004000 /* Forbid "run" in expansion in filter */
-#define RDO_REALLOG 0x00008000 /* Really do log (not testing/verifying) */
-#define RDO_REWRITE 0x00010000 /* Rewrite generated addresses */
-#define RDO_EXIM_FILTER 0x00020000 /* Forbid Exim filters */
-#define RDO_SIEVE_FILTER 0x00040000 /* Forbid Sieve filters */
+#define RDO_DLFUNC 0x00008000 /* Forbid "dlfunc" in expansion in filter */
+#define RDO_REALLOG 0x00010000 /* Really do log (not testing/verifying) */
+#define RDO_REWRITE 0x00020000 /* Rewrite generated addresses */
+#define RDO_EXIM_FILTER 0x00040000 /* Forbid Exim filters */
+#define RDO_SIEVE_FILTER 0x00080000 /* Forbid Sieve filters */
+#define RDO_PREPEND_HOME 0x00100000 /* Prepend $home to relative paths in Exim filter save commands */
/* This is the set that apply to expansions in filters */
#define RDO_FILTER_EXPANSIONS \
- (RDO_EXISTS|RDO_LOOKUP|RDO_PERL|RDO_READFILE|RDO_READSOCK|RDO_RUN)
+ (RDO_EXISTS|RDO_LOOKUP|RDO_PERL|RDO_READFILE|RDO_READSOCK|RDO_RUN|RDO_DLFUNC)
/* As well as the RDO bits themselves, we need the bit numbers in order to
access (most of) the individual bits as separate options. This could be
enum { RDON_BLACKHOLE, RDON_DEFER, RDON_EACCES, RDON_ENOTDIR, RDON_EXISTS,
RDON_FAIL, RDON_FILTER, RDON_FREEZE, RDON_INCLUDE, RDON_LOG, RDON_LOOKUP,
- RDON_PERL, RDON_READFILE, RDON_READSOCK, RDON_RUN, RDON_REALLOG,
- RDON_REWRITE, RDON_EXIM_FILTER, RDON_SIEVE_FILTER };
+ RDON_PERL, RDON_READFILE, RDON_READSOCK, RDON_RUN, RDON_DLFUNC, RDON_REALLOG,
+ RDON_REWRITE, RDON_EXIM_FILTER, RDON_SIEVE_FILTER, RDON_PREPEND_HOME };
/* Results of filter or forward file processing. Some are only from a filter;
some are only from a forward file. */
enum { opt_bit = 32, opt_bool_verify, opt_bool_set, opt_expand_bool,
opt_bool_last,
opt_rewrite, opt_timelist, opt_uid, opt_gid, opt_uidlist, opt_gidlist,
- opt_expand_uid, opt_expand_gid, opt_void };
+ opt_expand_uid, opt_expand_gid, opt_func, opt_void };
/* There's a high-ish bit which is used to flag duplicate options, kept
for compatibility, which shouldn't be output. Also used for hidden options
#define opt_public 0x200 /* Stored in the main instance block */
#define opt_set 0x400 /* Option is set */
#define opt_secure 0x800 /* "hide" prefix used */
-#define opt_mask 0x0ff
+#define opt_rep_con 0x1000 /* Can be appended to by a repeated line (condition) */
+#define opt_rep_str 0x2000 /* Can be appended to by a repeated line (string) */
+#define opt_mask 0x00ff
/* Verify types when directing and routing */
#define vopt_is_recipient 0x0002
#define vopt_qualify 0x0004
#define vopt_expn 0x0008
-#define vopt_callout_postmaster 0x0010 /* during callout */
+#define vopt_callout_fullpm 0x0010 /* full postmaster during callout */
#define vopt_callout_random 0x0020 /* during callout */
#define vopt_callout_no_cache 0x0040 /* disable callout cache */
#define vopt_callout_recipsender 0x0080 /* use real sender to verify recip */
#define vopt_callout_recippmaster 0x0100 /* use postmaster to verify recip */
+#define vopt_callout_hold 0x0200 /* lazy close connection */
+#define vopt_success_on_redirect 0x0400
/* Values for fields in callout cache records */
#define ccache_unknown 0 /* test hasn't been done */
#define ccache_accept 1
-#define ccache_reject 2
+#define ccache_reject 2 /* All rejections except */
+#define ccache_reject_mfnull 3 /* MAIL FROM:<> was rejected */
/* Options for lookup functions */
#define lookup_querystyle 1 /* query-style lookup */
#define lookup_absfile 2 /* requires absolute file name */
+#define lookup_absfilequery 4 /* query-style starts with file name */
/* Status values for host_item blocks. Require hstatus_unusable and
hstatus_unusable_expired to be last. */
/* Reasons why a host is unusable (for clearer log messages) */
-enum { hwhy_unknown, hwhy_retry, hwhy_failed, hwhy_deferred, hwhy_ignored };
+enum { hwhy_unknown, hwhy_retry, hwhy_insecure, hwhy_failed, hwhy_deferred,
+ hwhy_ignored };
/* Domain lookup types for routers */
#define LOG_MAIN 1 /* Write to the main log */
#define LOG_PANIC 2 /* Write to the panic log */
#define LOG_PANIC_DIE 6 /* Write to the panic log and then die */
-#define LOG_PROCESS 8 /* Write to the process log */
#define LOG_REJECT 16 /* Write to the reject log, with headers */
#define LOG_SENDER 32 /* Add raw sender to the message */
#define LOG_RECIPIENTS 64 /* Add raw recipients to the message */
#define LOG_CONFIG_FOR (256+128) /* Add " for" instead of ":\n" */
#define LOG_CONFIG_IN (512+128) /* Add " in line x[ of file y]" */
+/* and for debug_bits() logging action control: */
+#define DEBUG_FROM_CONFIG 0x0001
+
+/* SMTP command identifiers for the smtp_connection_had field that records the
+most recent SMTP commands. Must be kept in step with the list of names in
+smtp_in.c that is used for creating the smtp_no_mail logging action. SCH_NONE
+is "empty". */
+
+enum { SCH_NONE, SCH_AUTH, SCH_DATA, SCH_BDAT,
+ SCH_EHLO, SCH_ETRN, SCH_EXPN, SCH_HELO,
+ SCH_HELP, SCH_MAIL, SCH_NOOP, SCH_QUIT, SCH_RCPT, SCH_RSET, SCH_STARTTLS,
+ SCH_VRFY };
+
/* Returns from host_find_by{name,dns}() */
enum {
HOST_FIND_FAILED, /* failed to find the host */
HOST_FIND_AGAIN, /* could not resolve at this time */
+ HOST_FIND_SECURITY, /* dnssec required but not acheived */
HOST_FOUND, /* found host */
HOST_FOUND_LOCAL, /* found, but MX points to local host */
HOST_IGNORED /* found but ignored - used internally only */
enum { MSG_DELIVER, MSG_FREEZE, MSG_REMOVE, MSG_THAW, MSG_ADD_RECIPIENT,
MSG_MARK_ALL_DELIVERED, MSG_MARK_DELIVERED, MSG_EDIT_SENDER,
+ MSG_SHOW_COPY, MSG_LOAD,
+ /* These ones must be last: a test for >= MSG_SHOW_BODY is used
+ to test for actions that list individual spool files. */
MSG_SHOW_BODY, MSG_SHOW_HEADER, MSG_SHOW_LOG };
/* Returns from the spool_read_header() function */
#define topt_add_delivery_date 0x002
#define topt_add_envelope_to 0x004
#define topt_use_crlf 0x008 /* Terminate lines with CRLF */
-#define topt_end_dot 0x010 /* Send terminting dot line */
+#define topt_end_dot 0x010 /* Send terminating dot line */
#define topt_no_headers 0x020 /* Omit headers */
#define topt_no_body 0x040 /* Omit body */
#define topt_escape_headers 0x080 /* Apply escape check to headers */
+#define topt_use_bdat 0x100 /* prepend chunks with RFC3030 BDAT header */
+#define topt_output_string 0x200 /* create string rather than write to fd */
+#define topt_continuation 0x400 /* do not reset buffer */
+
+/* Options for smtp_write_command */
+
+enum {
+ SCMD_FLUSH = 0, /* write to kernel */
+ SCMD_MORE, /* write to kernel, but likely more soon */
+ SCMD_BUFFER /* stash in application cmd output buffer */
+};
+
+/* Flags for recipient_block, used in DSN support */
+
+#define rf_dsnlasthop 0x01 /* Do not propagate DSN any further */
+#define rf_notify_never 0x02 /* NOTIFY= settings */
+#define rf_notify_success 0x04
+#define rf_notify_failure 0x08
+#define rf_notify_delay 0x10
+
+#define rf_dsnflags (rf_notify_never | rf_notify_success | \
+ rf_notify_failure | rf_notify_delay)
+
+/* DSN RET types */
-/* Codes for the host_find_failed option. */
+#define dsn_ret_full 1
+#define dsn_ret_hdrs 2
+
+#define dsn_support_unknown 0
+#define dsn_support_yes 1
+#define dsn_support_no 2
+
+
+/* Codes for the host_find_failed and host_all_ignored options. */
#define hff_freeze 0
#define hff_defer 1
#define hff_pass 2
#define hff_decline 3
#define hff_fail 4
+#define hff_ignore 5
/* Router information flags */
/* Codes for the places from which ACLs can be called. These are cunningly
ordered to make it easy to implement tests for certain ACLs when processing
"control" modifiers, by means of a maximum "where" value. Do not modify this
-order without checking carefully! Furthermore, remember to keep these in step
-with the tables of names and response codes in globals.c. */
+order without checking carefully!
-/* FIXME: the #ifdef below does not work here. Why? */
+**** IMPORTANT***
+**** Furthermore, remember to keep these in step with the tables
+**** of names and response codes in globals.c.
+**** IMPORTANT ****
+*/
enum { ACL_WHERE_RCPT, /* Some controls are for RCPT only */
ACL_WHERE_MAIL, /* ) */
ACL_WHERE_PREDATA, /* ) There are several tests for "in message", */
- /* ) implemented by <= WHERE_NOTSMTP */
- /* ) */
-#ifdef WITH_CONTENT_SCAN
- ACL_WHERE_MIME,
+ ACL_WHERE_MIME, /* ) implemented by <= WHERE_NOTSMTP */
+ ACL_WHERE_DKIM, /* ) */
+ ACL_WHERE_DATA, /* ) */
+#ifndef DISABLE_PRDR
+ ACL_WHERE_PRDR, /* ) */
#endif
- ACL_WHERE_DATA,
- ACL_WHERE_NOTSMTP,
+ ACL_WHERE_NOTSMTP, /* ) */
ACL_WHERE_AUTH, /* These remaining ones are not currently */
ACL_WHERE_CONNECT, /* required to be in a special order so they */
ACL_WHERE_EXPN,
ACL_WHERE_HELO,
ACL_WHERE_MAILAUTH,
+ ACL_WHERE_NOTSMTP_START,
+ ACL_WHERE_NOTQUIT,
ACL_WHERE_QUIT,
ACL_WHERE_STARTTLS,
- ACL_WHERE_VRFY
+ ACL_WHERE_VRFY,
+
+ ACL_WHERE_DELIVERY,
+ ACL_WHERE_UNKNOWN /* Currently used by a ${acl:name} expansion */
};
/* Situations for spool_write_header() */
enum { FILTER_UNSET, FILTER_FORWARD, FILTER_EXIM, FILTER_SIEVE };
+/* Codes for ESMTP facilities offered by peer */
+
+#define OPTION_TLS BIT(0)
+#define OPTION_IGNQ BIT(1)
+#define OPTION_PRDR BIT(2)
+#define OPTION_UTF8 BIT(3)
+#define OPTION_DSN BIT(4)
+#define OPTION_PIPE BIT(5)
+#define OPTION_SIZE BIT(6)
+#define OPTION_CHUNKING BIT(7)
+
+/* Argument for *_getc */
+
+#define GETC_BUFFER_UNLIMITED UINT_MAX
+
+/* UTF-8 chars for line-drawing */
+
+#define UTF8_DOWN_RIGHT "\xE2\x94\x8c"
+#define UTF8_HORIZ "\xE2\x94\x80"
+#define UTF8_VERT_RIGHT "\xE2\x94\x9C"
+#define UTF8_UP_RIGHT "\xE2\x94\x94"
+#define UTF8_VERT_2DASH "\xE2\x95\x8E"
+
+
+
/* End of macros.h */
git://git.exim.org / exim.git / blobdiff